FrankenKorg; or, The Modern Remote Keyboard

On a dreary night in November, [Smecher] collected the instruments of electronic life around him to infuse a musical spark into FrankenKorg — a resurrected keytar.

This hack is a “re-braining” of a RK-100 Korg Keytar, replacing the original circuits with an ATMega32 — the original functionality and appearance are preserved allowing any restored version of the original boards to be seamlessly re-integrated. In light of that, the original boards were ditched after a brief investigation, and a haphazard building process on a protoboard began. Three LS138 3-8 demuxers that accompany the ATMega handle scanning the keys since there weren’t …read more

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